{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "MAP in conscious SHR after chronic prazosin treatment was 14 % lower than in the untreated SHR ( n = 8 ) ."}
{"Disease": [], "Chemical": ["prazosin"]}